Revision Information

This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.

The American Academy of Ophthalmology is the largest national membership association of ophthalmologists—the only type of physician who performs cataract surgery. This site includes information on a number of eye diseases, including cataracts, for patients and healthcare professionals. It also includes the latest news on eye diseases.

The American Optometric Association seeks to advance the availability and accessibility of quality eye, vision, and related health care. The Association supports a year-round program to educate Americans about their vision and eye health and encourages people to take steps to preserve and protect their vision.

The NEI is part of the National Institutes of Health. It is the Federal government’s principal agency for conducting and supporting vision research. Their website provides information for patients and healthcare professionals.